Even the iPhone is getting in on Watchmen madness as Watchmen: Justice is Coming (snicker) heads to the platform on March 6. How is this an MMO? Because it uses Amazon's web services.
You can roam around NYC as a customized "hero", punching your friends or (random people) in the face. The actual fighting gameplay looks kinda iffy—turn-based brawling?—but the concept is nice. We'll have to try it for ourselves to see how satisfying the 1975 violence is.